What does Nehemiah 8:18 mean?

Day after day, from the first to the last, Ezra read from the book of God's Law. They celebrated the festival for seven days, and on the eighth day, they held a solemn assembly, just as the Law required. Nehemiah 8:18 - Modern Text Bible

(The people are committed, listening to God's word every day and following through with the festival exactly as instructed.)